4 Step Folding Telescoping Ladder for Pontoon Boats - Stainless Steel PWB-4SPTLDThis is a heavy duty OEM quality replacement or upgrade ladder for pontoon boats. It features the highest quality and most advanced manufacturing processes. For the longest life and reliability, the ladder is made of premium corrosion resistant 316 stainless steel. Very stylish and compact when retracted, long and extremely stable when fully deployed, this is the most popular and desirable of all styles.